| 摘要 |
<p>A wheeled carrier device (CA) which includes a plurality of foldable walls (1, 2, 3) supported on a base member (4) and movable between an erected state where the walls (1, 2, 3) define a carrier space and a collapsed state where the walls (1, 2, 3) are folded on top of the base member (4).</p> |
